AMPX
Amprius Technologies, Inc. · Industrials · Electrical Equipment & Parts
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 10.11K | $97,010 | n/a | n/a |
| Q2 2026 | 100 | +11 | 74.75M | $1.04B | +15 | −6 |
| Q1 2026 | 94 | +14 | 62.16M | $1.04B | +16 | −3 |
| Q4 2025 | 81 | -2 | 49.31M | $389.08M | +1 | −2 |
| Q3 2025 | 17 | +2 | 29.27M | $307.95M | +2 | n/a |
| Q2 2025 | 12 | +1 | 20.97M | $88.27M | +1 | n/a |
| Q1 2025 | 8 | +1 | 3.89M | $10.43M | +1 | n/a |
| Q4 2024 | 7 | +2 | 2.99M | $8.36M | +2 | n/a |
| Q3 2024 | 4 | -1 | 702.69K | $780,036 | +1 | −2 |
| Q2 2024 | 5 | n/a | 946.88K | $1.20M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | TD Waterhouse Canada Inc. | 10.11K | +380.1% | $97,010 | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 245 holders, 83.42M shares, $1.34B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 8.00K sh · $80,240
Director · 62.10K sh · $642,186
Officer, Director · 23.53K sh · $243,313
Officer · 29.68K sh · $306,931
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology